ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,993, issued on Sept. 8, was assigned to Endoluminal Sciences Pty Ltd. (Eveleigh, Australia).
"Expandable sealing skirt technology for leak-proof endovascular prostheses" was invented by Ashish Mitra (Bondi, Australia).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are device assemblies for endovascular prosthesis implantation in a human patient comprising a collapsed delivery configuration and an expanded deployed configuration comprising: a stent frame comprising a plurality of expandable stent cells arranged in more than one layer and stacked in a longitudinal direction; a valve attached to the stent frame; and an expandable sealin...